Tecnoseal 821630 Mercruiser Bravo I/II/III Cavitation Plate Anode

ID 1404479

$ 67.85

1-2 weeks delivery time

Type:

Zinc
Magnesium
Aluminium

Item:

250 g
360 g
960 g

The Tecnoseal 00815 Series is a sacrificial cavitation plate anode designed for Mercruiser Bravo I, Bravo II and Bravo III sterndrives, corresponding to OEM part number 821630. Available in zinc (00815), aluminium (00815AL) and magnesium (00815MG), it helps protect compatible sterndrive components against galvanic corrosion. The anode features a U-shaped plate with two mounting holes and measures 177 mm (6.97") in length, 108 mm (4.25") in width and 14 mm (0.55") in height. Additional mounting dimensions are i = 35 mm (1.38") and Ø = 11 mm (0.43"). The zinc version weighs 0.96 kg (2.12 lbs), the aluminium version 0.36 kg (0.79 lbs) and the magnesium version 0.25 kg (0.55 lbs). All three versions share identical catalogue dimensions.

Description
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Tecnoseal 821630 Mercruiser Bravo I/II/III Cavitation Plate Anode

The Tecnoseal 00815 Series consists of sacrificial cavitation plate anodes designed for Mercruiser Bravo I, Bravo II and Bravo III sterndrives. These anodes help protect compatible submerged metal components against galvanic corrosion. According to the Tecnoseal catalogue, they correspond to Mercruiser OEM part number 821630.

The anode features a U-shaped plate with a central opening and two mounting holes. It measures 177 mm (6.97") in length, 108 mm (4.25") in width and 14 mm (0.55") in height. Additional catalogue dimensions include i = 35 mm (1.38") and mounting hole diameter Ø = 11 mm (0.43"). Three material versions are available: zinc, aluminium and magnesium, sharing identical dimensions but differing in weight.

Technical Specifications

Manufacturer	Tecnoseal
Product Series	00815
Product Type	Cavitation Plate Anode
Application	Mercruiser Bravo I, Bravo II and Bravo III Sterndrives
OEM Part Number	821630
Available Materials	Zinc, Aluminium, Magnesium
Mounting Hole Diameter	11 mm

Available Versions and Osculati Cross-References

Tecnoseal Part Number	Material	Osculati Reference	Weight
00815	Zinc	43.435.20	0.96 kg (2.12 lbs)
00815AL	Aluminium	43.435.21	0.36 kg (0.79 lbs)
00815MG	Magnesium	43.435.22	0.25 kg (0.55 lbs)

Dimensions and Mounting

Catalogue Dimension	Measurement
Length (l)	177 mm (6.97")
Width (a)	108 mm (4.25")
Height (h)	14 mm (0.55")
Mounting Dimension (i)	35 mm (1.38")
Mounting Hole Diameter (Ø)	11 mm (0.43")

Product Configurations

Tecnoseal 00815 – Zinc Mercruiser Cavitation Plate Anode

Material: Zinc
Weight: 0.96 kg (2.12 lbs)
Dimensions: 177 × 108 × 14 mm
Mounting Dimension (i): 35 mm
Mounting Hole Diameter: 11 mm
OEM Reference: 821630
Osculati Reference: 43.435.20

Tecnoseal 00815AL – Aluminium Mercruiser Cavitation Plate Anode

Material: Aluminium
Weight: 0.36 kg (0.79 lbs)
Dimensions: 177 × 108 × 14 mm
Mounting Dimension (i): 35 mm
Mounting Hole Diameter: 11 mm
OEM Reference: 821630
Osculati Reference: 43.435.21

Tecnoseal 00815MG – Magnesium Mercruiser Cavitation Plate Anode

Material: Magnesium
Weight: 0.25 kg (0.55 lbs)
Dimensions: 177 × 108 × 14 mm
Mounting Dimension (i): 35 mm
Mounting Hole Diameter: 11 mm
OEM Reference: 821630
Osculati Reference: 43.435.22

OEM and Cross-References

Mercruiser OEM Part Number: 821630
Tecnoseal 00815 (Zinc): Osculati 43.435.20
Tecnoseal 00815AL (Aluminium): Osculati 43.435.21
Tecnoseal 00815MG (Magnesium): Osculati 43.435.22

Key Features

Cavitation plate anode for Mercruiser Bravo I, Bravo II and Bravo III sterndrives.
Corresponds to OEM part number 821630.
Available in zinc, aluminium and magnesium versions.
U-shaped body with central opening and two mounting holes.
Provides sacrificial corrosion protection for compatible sterndrive components.
Length: 177 mm.
Width: 108 mm.
Height: 14 mm.
Mounting dimension (i): 35 mm.
Mounting hole diameter: 11 mm.
Identical dimensions for all three material versions.
Zinc: Tecnoseal 00815 / Osculati 43.435.20 / 960 g.
Aluminium: Tecnoseal 00815AL / Osculati 43.435.21 / 360 g.
Magnesium: Tecnoseal 00815MG / Osculati 43.435.22 / 250 g.